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发表于 2013-5-28 13:59:25
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- assume cs:code
- data segment
- db 'Welcome to masm!',0
- data ends
- code segment
- start: mov dh,8 ;8行 8*160
- mov dl,3 ;3列 3 * 2
- mov cl,2 ;颜色
- mov ax,data
- mov ds,ax
- mov si,0
- call show_str ;显示字符
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- mov ax,4c00h
- int 21h
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- show_str: mov ax,0b800h
- mov es,ax
- mov ah,0 ;先清0试下
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- mov al,0a0h ;B800H + 160 也就是一行
- dec dh ;前面加了一行,这里-1,对的~嘿嘿
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- mul dh ;在这之前,要保存一下AX才行
- mov bx,ax
- mov dh,0
- add dl,dl
- add bx,dx
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- ;mov bx,ax
- show_obj: push cx ;保存CX
- mov ch,0
- mov cl,ds:[si]
- jcxz ok
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- mov al,[si]
- mov es:[bx],al
- pop cx
- mov al,cl
- mov es:[bx+1],al
- add bx,2
- inc si
- jmp short show_obj
- ok: pop cx
- ret
- code ends
- end start
复制代码 同学,你贴发重复了! |
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